A leak has been detected on HMS Queen Elizabeth, which was commissioned by the Queen in Portsmouth on 7 December
The Argentinian Navy is investigating a loud noise which was heard when the submarine ARA San Juan went missing last week
Royal Navy fliers and their training ship helped a British yachtsman when his boat was damaged by storms in the Bay of Biscay
The recently published Heritage at Risk Register reveals four of the 52 protected wreck sites around England's coast are under threat
The government has again ruled out plans to recommission the Royal Yacht Britannia or build a new royal yacht to help the UK secure trade deals post Brexit
A second suspected World War Two bomb has been found in the Bristol Channel, close to the Hinkley Point nuclear power station
The Duke of Edinburgh has finished his last solo official engagement. YBW looks back at some of Prince Philip's most memorable maritime moments
The packets of heroin and cannabis, with an estimated street value of £65 million, were found hidden in the freezer of a dhow in the Indian Ocean by the crew of the Royal Navy frigate, HMS Monmouth
There was a nasty surprise for a Scottish fishing boat crew after two unexploded hand grenades were caught up in the vessel's nets
The Royal Navy says Portsmouth Harbour has now reopened after it was temporarily closed following the discovery of a bomb from World War 2
Despite attempts to turn HMS Illustrious into a floating museum or attraction, the former aircraft carrier left Portsmouth today to make a final journey to a scrapyard in Turkey.
An unexploded World War Two bomb has been removed from Portsmouth Harbour after it was discovered early this morning.
See the dramatic photos as a Royal Marine sniper takes out the engine of a speedboat during a six-hour chase in waters between Venezuela and Puerto Rico.
A controlled explosion has been carried out following the discovery of an unexploded German bomb from World War Two on the seabed of Portsmouth Harbour.
The crew of HMS Monmouth abandoned their Royal Navy training exercise to help save the life of a Canadian fisherman in the North Atlantic.
Called Maritime Autonomy Surface Testbed (MAST), the drone boat has undergone sea trials ahead of the Unmanned Warrior exercise in the autumn.
Lying undiscovered for a century, a rare WW1 trawler and minesweeper, Arfon, has now been given special protection to preserve the vessel for future generations.
Work on new lights, which will guide the new Queen Elizabeth class carriers safely into Portsmouth Harbour, is nearing completion.
The Royal Navy has launched an investigation after the Astute-class submarine was involved in a "glancing collision" with a merchant vessel.
The Royal Navy survey ship, HMS Echo provided assistance to RNLI crews as they went to the aid of a yacht in rough conditions.